From patchwork Fri Apr 9 16:15:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Kevin Wolf X-Patchwork-Id: 12194459 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7281C433ED for ; Fri, 9 Apr 2021 16:29:52 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 29BA86054E for ; Fri, 9 Apr 2021 16:29:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 29BA86054E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:40956 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lUu11-0001Ub-3Q for qemu-devel@archiver.kernel.org; Fri, 09 Apr 2021 12:29:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50188) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lUtns-0007jb-HY for qemu-devel@nongnu.org; Fri, 09 Apr 2021 12:16:16 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:52462) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lUtnl-0003NS-Jb for qemu-devel@nongnu.org; Fri, 09 Apr 2021 12:16:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1617984968; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9Sj4e2NEIvxuDraAfQXbZsFPZEpqZRgCntMne31n7VM=; b=G7mRrxg5WgXpFsqDRWuZrO8asTa0PKomWvZgQEI0CVCveP2l6SyFphk2MLc5NQFwlTEKZc m1uhBASOhQZf+zb1wR2BHQ2410VlNX2BJlnlEhz0S7XkJcgkdtYcKvnzUfq0xLXePifEEh xywB25Ti8zBOSW8RSbbwzkEQ48tqu80= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-589-OogYZ0-JN7eBd0ZiHc0Kcw-1; Fri, 09 Apr 2021 12:16:06 -0400 X-MC-Unique: OogYZ0-JN7eBd0ZiHc0Kcw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 91982107ACC7; Fri, 9 Apr 2021 16:16:05 +0000 (UTC) Received: from merkur.fritz.box (ovpn-115-63.ams2.redhat.com [10.36.115.63]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9CA385D6A1; Fri, 9 Apr 2021 16:16:04 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Subject: [PULL 06/10] hw/block/fdc: Fix 'fallback' property on sysbus floppy disk controllers Date: Fri, 9 Apr 2021 18:15:44 +0200 Message-Id: <20210409161548.341297-7-kwolf@redhat.com> In-Reply-To: <20210409161548.341297-1-kwolf@redhat.com> References: <20210409161548.341297-1-kwolf@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kwolf@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, peter.maydell@linaro.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Philippe Mathieu-Daudé Setting the 'fallback' property corrupts the QOM instance state (FDCtrlSysBus) because it accesses an incorrect offset (it uses the offset of the FDCtrlISABus state). Cc: qemu-stable@nongnu.org Fixes: a73275dd6fc ("fdc: Add fallback option") Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20210407133742.1680424-1-f4bug@amsat.org> Reviewed-by: Markus Armbruster Signed-off-by: Kevin Wolf --- hw/block/fdc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/block/fdc.c b/hw/block/fdc.c index 82afda7f3a..a825c2acba 100644 --- a/hw/block/fdc.c +++ b/hw/block/fdc.c @@ -2893,7 +2893,7 @@ static Property sysbus_fdc_properties[] = { DEFINE_PROP_SIGNED("fdtypeB", FDCtrlSysBus, state.qdev_for_drives[1].type, FLOPPY_DRIVE_TYPE_AUTO, qdev_prop_fdc_drive_type, FloppyDriveType), - DEFINE_PROP_SIGNED("fallback", FDCtrlISABus, state.fallback, + DEFINE_PROP_SIGNED("fallback", FDCtrlSysBus, state.fallback, FLOPPY_DRIVE_TYPE_144, qdev_prop_fdc_drive_type, FloppyDriveType), DEFINE_PROP_END_OF_LIST(), @@ -2918,7 +2918,7 @@ static Property sun4m_fdc_properties[] = { DEFINE_PROP_SIGNED("fdtype", FDCtrlSysBus, state.qdev_for_drives[0].type, FLOPPY_DRIVE_TYPE_AUTO, qdev_prop_fdc_drive_type, FloppyDriveType), - DEFINE_PROP_SIGNED("fallback", FDCtrlISABus, state.fallback, + DEFINE_PROP_SIGNED("fallback", FDCtrlSysBus, state.fallback, FLOPPY_DRIVE_TYPE_144, qdev_prop_fdc_drive_type, FloppyDriveType), DEFINE_PROP_END_OF_LIST(),